Kate Moss to sing at Simon Cowell’s birthday party

Not content with her last attempt to wow Simon Cowell with her vocal chords, Kate Moss is is said to be planning a special song for the X Factor boss at his 50th birthday party next month.

According to reports, the supermodel is teaming up with pal Lily Allenfor a surprise duet, but can’t decide whether a rendition of Lily’s hit ‘Not Fair’ or a more traditional ‘Happy Birthday’ (albeit Marilyn Monroe style) will be best.

Of course, it’s not the first time Kate has sung for her old friend. Back in July, she impressed the music mogul with a karaoke duet of Michael Jackson’s ‘Billie Jean’, alongside Beth Ditto, while on a night out at hip London hangout Sketch.

But with Simon’s anticipated black tie bash already sporting a 400-strong celebrity guest list, to include Elton, Kylie and Leona Lewis (who is also said to be performing on the night), we can’t help thinking she may have bitten off more than she can chew…

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